Sahih Muslim 7167
صحيح مسلم#7167SahihAbu Huraira reported:We were in the company of Allah's Messenger (ﷺ) that we heard a terrible sound. Thereupon Allah's Apostle (ﷺ) said: Do you know what (sound) is this? We said: Allah and His Messenger know best. Thereupon he said: That is a stone which was thrown seventy years before in Hell and it has'been constantly slipping down and now it has reached its base
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 53:36